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Finding the Fourth Proportional to 372,656.16, 559,004.64 and 106,395.84

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Solution

The fourth proportional to 372,656.16, 559,004.64 and 106,395.84 is: 159,599.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,656.16 : 559,004.64 = 106,395.84 : x
  2. Step 2: Convert to fraction form
    372,656.16/559,004.64 = 106,395.84/x
  3. Step 3: Cross multiply
    372,656.16x = 559,004.64 × 106,395.84
  4. Step 4: Simplify right side
    372,656.16x = 59,475,768,236.70
  5. Step 5: Solve for x
    x = 59,475,768,236.70/372,656.16
  6. Step 6: Final answer
    x = 159,599.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.